flakes: ensure that flake packages don't throw during construction
#1617
| Job | Run time |
|---|---|
| 1m 33s | |
| 1s | |
| 1m 51s | |
| 42s | |
| 52s | |
| 47s | |
| 5m 46s |
packages don't throw during construction
#1617
| Job | Run time |
|---|---|
| 1m 33s | |
| 1s | |
| 1m 51s | |
| 42s | |
| 52s | |
| 47s | |
| 5m 46s |